A new study estimates that up to 8,690 Amazonian tree species may face extinction, with more than half of the world's tropical tree species at risk. Protected areas and indigenous territories have made strides in preserving biodiversity, but further management is crucial to prevent extinctions.
Taxonomists can accelerate their workflows by using DNA barcoding and diagnostic characters to describe new species. Dr. Gunnar Brehm's study revises the Neotropical looper moth genus Hagnagora efficiently, including the description of three new species.
The study highlights the main pathways of alien species introduction in European lakes and rivers, including escape from aquaculture facilities and pet/aquarium trade releases. It emphasizes the need for stricter regulation and control measures to mitigate these threats and achieve the Aichi Biodiversity Target 9.
A study published in Current Biology confirms the phenomenon of horizontal extinction cascades, where the loss of one carnivore species can trigger the demise of fellow predators. The researchers' findings suggest that adopting a whole system approach is crucial for effective conservation.
A new species of whirligig beetle has been discovered in Alabama's Conecuh National Forest, identified by PhD student Grey Gustafson and entomologist Dr. Robert Sites. The newly described species, Dineutus shorti, is the first to be found in the US since 1991.
West Nile virus is killing millions more birds and affecting many more species than initially thought. Survival estimates dropped dramatically in nearly half of the 49 studied species, highlighting the long-term effects of the disease. The research provides a warning for future infectious diseases that may affect humans as well.
Research by the University of York reveals that certain moth and butterfly species are becoming more abundant due to improved climate conditions, while others are declining. The study found that species sensitivity to climate change varies greatly among species.
A study from Rice University and colleagues found that evolutionary changes in a native North American fruit fly are driving the emergence of three new wasp species, which exploit new habitats created by the changing fruit fly populations.
A study by Michigan State University researchers found that changes in a new species of fruit fly have an almost domino effect on several species, including parasitic wasps. The research reveals how these sequential events can generate a large number of species in a short period.
A study of fossil species on Great Abaco Island reveals that humans were more significant a threat to island biodiversity than climate change. The discovery highlights the impact of human activities such as habitat alteration and introduction of invasive species, which can lead to rapid extinctions.
Three new species of trombiculid mites and 23 new records of previously-known species have been found in Taiwan, increasing the total number of chigger species to 47. The discovery highlights the potential for more species to be discovered in mountainous regions.
Thirty-one percent of cactus species are threatened with extinction, primarily due to the illegal trade of live plants and seeds. Key threats include unsustainable harvesting and smallholder livestock ranching, affecting 47% of threatened species.
A new study found that species extinction can lead to secondary extinctions of parasites, compromising ecosystem stability and biodiversity. Researchers identified key host species that contribute to the overall network structure of fish communities and are essential for maintaining a healthy ecosystem.
The study found regions with high multi-species genetic diversity could be included in marine reserve design to help species adapt to climate change. Understanding patterns within species is also key to understanding how species form and evolve.
A new study by Duke University finds that China's giant panda conservation measures also protect 70% of forest bird, mammal, and amphibian species found in mainland China. The research identifies high-priority areas for conservation to protect endangered native species.
Researchers studied bats and rodents to identify characteristics of cross-species virus transmission. They found that viruses pass more easily between bat species than rodent species, with unique bat traits like gregariousness facilitating transmission.
Researchers at Chapman University have published two studies revealing widespread mislabeling of meat species in consumer commercial products, including ground meat and game meats. The studies identified significant discrepancies between product labels and actual species, highlighting the need for improved quality control measures.
A new study by Uppsala University researchers has found that evolution is more complex than the traditional Tree of Life model suggests. Incomplete lineage sorting, a phenomenon where genetic variation passes from one species to another, has been documented and quantified for the first time in evolutionary research.
Researchers found that species with varying color drawing are generally more numerous and fluctuate less in number from year to year. This could help explain why some insect species cause substantial damage in agriculture and forestry, as their population fluctuations were not synchronised among different species.
Research on Mount Kinabalu in Malaysian Borneo found that most endemic species are younger than the mountain itself and have evolved to adapt to cooler conditions. The study revealed two groups of unique species, with some originating from far-away areas and others evolving from local species.
Vertebrates show variation in species numbers among groups, with land animals exhibiting higher diversification rates, suggests a study by UA evolutionary biologist John Wiens. Habitat is likely a more important variable than climate or metabolic rate explaining species richness.
A team of scientists has identified potential probiotics for frogs to combat the devastating chytrid fungus. The researchers found dominant bacterial species that may provide disease resistance and antifungal properties to their host. This discovery holds promise for protecting vulnerable amphibian populations worldwide.
Researchers have identified four new highly endangered species of West African torrent-frogs, revealing a previously unknown level of molecular variation. The discovery highlights the urgent need for conservation efforts in the Upper Guinean biodiversity hotspot, where habitat loss threatens the survival of these unique species.
Marine species with wide-latitude ranges and high adult mobility are extending their territories fastest in response to climate change. This study provides new insights into how different traits impact marine animals' ability to adapt to warmer oceans.
A global study by University of Minnesota researchers found that adding nutrients to grasslands gives invasive species a leg up on native species. The study, published in Nature Communications, used data from 64 sites across 13 countries to pinpoint the role of nutrient availability and herbivore density in plant invasion.
Researchers at the University of Toronto predict which plants and animals may be vulnerable to climate change by analyzing historical data on 30 fish species in over 1,500 lakes. The study found that bass and smaller fish species can wipe out vulnerable fish species due to predation and resource competition.
A new study published in Nature Climate Change suggests that climate change will not lead to widespread interbreeding among closely related species. Only about 6 percent of species with non-overlapping ranges are likely to come into contact by the end of this century.
An international research team found that human-mediated dispersal of alien gastropods has led to a global reorganization of biogeographic patterns, with communities becoming increasingly similar across continents. Climate now plays a major role in shaping species distribution, rather than geographical distance.
A study published in PNAS estimates global species richness, finding that roughly 10% of the world's beetles have been named and described, shedding light on previous estimates. The research suggests a mean of 1.5 million beetle species and 6.8 million terrestrial arthropod species.
Queensland scientists have discovered five new species of antechinus, a 50% increase in diversity within the genus. Three of these species are already under threat from climate change, feral pests, and habitat loss, with one species destined for the threatened list.
A new human ancestor species, Australopithecus deyiremeda, has been discovered in Ethiopia that lived alongside Lucy's species. The species differs from Lucy's in terms of its thick-enamelled teeth and lower jaw architecture.
Botanists have discovered 17 new species of Eugenia plants in Madagascar, with the finds shedding light on the genus's distribution and ecological patterns. The discovery highlights the country's rich biodiversity, with many plant families yielding new species annually.
A new study from NIMBioS suggests that considering a species' selfing rate, seed dispersal distances, and reproductive type can improve seed collection effectiveness. This approach can help conserve genetic diversity and rare species, such as the Trillium tennesseense.
A recent study by University of Stirling scientist Dr. Mario Vallejo-Marin discovered a new species of monkeyflower, Mimulus peregrinus, which provides real-time insight into evolution. The species has evolved multiple times in different regions, challenging the conventional understanding of species formation.
Researchers have identified five new species of blueberry relatives in Colombia, showcasing the country's rich biodiversity. The newly discovered species exhibit unique morphological characteristics and are found primarily in the Western Cordillera and Chocó biogeographic region.
Scientists have identified two new iguanid lizard species from the Laja Lagoon in Chile, expanding our knowledge of the region's unique reptilian diversity. The study describes two new species within the Liolaemus elongatus-kriegi complex, highlighting the importance of continued research into Patagonian lizards.
A study in a California grassland reveals fundamental principles underlying disease dynamics, predicting pathogen spillover based on species relatedness. The results show that closely related species are more vulnerable to disease, while introducing rare species can create openings for less common species.
A study of disease dynamics in a California grassland reveals fundamental principles underlying the spread of pathogens among species. The researchers found that the amount of disease on each species depended on how common it was, as well as on the abundance of its close relatives.
Scientists study the spread of diseases in plant communities by analyzing relationships between plant species and estimating individual numbers. This approach allows for community-level predictions, shedding light on why some species are more vulnerable to disease.
Researchers from Uppsala University analyzed the whole genome of 40 bird species to estimate their abundance at various points in time. The study found that many species exhibit cyclical swings in numbers, often coinciding with ice ages, but human influence may push declines beyond a tipping point to extinction.
New research reveals that non-native plants are less widespread and do not outcompete native species, suggesting alternative causes for vegetation change. High diversities of native and non-native plant species coexist in locations with high native species diversity.
A study by University of Cambridge researchers found that closely-related fruit fly species show similar levels of virulence when infected with an RNA virus. The team's findings suggest a simple rule of thumb: if a pathogen causes high levels of mortality in one host, it may also be deadly in closely-related hosts.
Researchers in Georgia have discovered a new tick species, Dermacentor limbooliati, found in Malaysia and Vietnam. The species can be distinguished from similar ones by several characteristics.
A new study reveals that female killifish avoid mating with males of closely related species and also tend to shun males of their own species if they come from an unfamiliar population. This phenomenon, called cascade reinforcement, can lead to the early stages of speciation.
A new species of water frog, Telmatobius ventriflavum, was discovered in central Peru. The species' golden yellow and orange coloration helps identify it as a unique addition to the Andean biodiversity hotspot.
A new analysis finds that ocean acidification could significantly impact up to 21-32% of calcifying marine species, including coral, clams, and sea urchins. This widespread impact could have far-reaching consequences for ecosystems worldwide, as these species provide essential nursery habitats and food sources for other marine organisms.
A new study by the University of Sheffield has found that 20-25% of well-known sea species are threatened with extinction. The research highlights the need for more comprehensive assessments of marine species, which currently have been completed for only three percent of cases.
A new species of obligate cave-dwelling flatworm was recently discovered in the Brazilian savanna, providing insight into the rich biodiversity of Brazilian caves. The species, Girardia multidiverticulata, has a unique reproductive apparatus that distinguishes it from other related species.
The EU's new regulation on invasive alien species aims to combat one of the greatest threats to biodiversity, with around 12,000 species currently in the EU. The legislation incorporates the findings of the DAISIE research project and will list prioritized species for transnational threats.
A new species of assassin bug, Sinea incognita, has been discovered in the Midwestern United States after remaining undiscovered for over 100 years. The new species was identified by Dr. J.E. McPherson and is distinct from its close relatives, Sinea complexa and Sinea integra.
A new trout species, Salmo kottelati, has been described from the Alakır Stream in Antalya, Turkey. The species is distinguished by its smaller parr marks, larger mouth gape, and maxilla, which set it apart from other genera of salmonids.
A study from Purdue University reveals that invasive species can transform landscapes in various ways, including altering sedimentation rates and changing stream channels. The review highlights the importance of identifying high-risk areas and understanding the impacts of invasive microbial organisms.
A new method called statistical binning has been developed to help researchers construct more accurate species trees detailing the lineage of genes and relationships between species. By combining gene data using statistical optimization techniques, scientists can use all available data without having to throw away any.
Researchers uncovered a third unknown species of freshwater shrimp, similar to Palaemon ivonicus, with genetic data revealing divergent lineages about 10 million years ago. This study highlights the importance of molecular tools for discovering new species in complex environments like Amazonia.
Researchers studied molecular tools to understand the influence of the Isthmus of Panama on freshwater shrimps. The results showed that sister species remained genetically isolated despite potential crossing through a channel.
Scientists from the Natural History Museum of Los Angeles describe a new distinctive fly species of the highly diverse genus Megaselia. The study proposes an innovative method for streamlining Megaselia species descriptions to save time on literature reviews and comparisons.
A University of Tennessee, Knoxville study reveals that saving endemic species is crucial for maintaining ecosystem balance and biodiversity. Endemic species have evolved unique traits to survive in harsh environments, which can impact neighboring species.
A new species of leopard frog, Rana kauffeldi, has been identified in the New York City metropolitan area through a combination of acoustic and genetic data. The species is found in open-canopied wetlands with upland patches and its range extends from central Connecticut to northeastern North Carolina.
The Mediterranean is invaded by over 1,000 alien species, including fish and algae, threatening native biodiversity. Invasive species disrupt delicate balances in ecosystems, causing devastating effects on animal species.
A study by Chapman University's Food Science Program has identified 20 commercial pet foods that were potentially mislabeled, containing undeclared meat species such as pork. The research focused on the presence of eight meat species in dog and cat food products, with chicken being the most common detected species.